Marantz SC-7S2 Service Manual

1
Audio Characteristics
Rated Output (20Hz - 20kHz)
....................................................................1.7V (Balanced)
............................................................... 1.7V (Unbalanced)
Maximum Output (20Hz - 20kHz)
..................................................................13.5V (Balanced)
............................................................. 13.5V (Unbalanced)
Total Harmonic Distortion (20Hz - 20kHz)
.............................................................0.0015% (Balanced)
...........................................................0.003% (Unbalanced)
Frequency Response (+0/-3dB)
.................................................... 3 Hz - 150 kHz(Balanced)
............................................... 3 Hz - 150 kHz(Unbalanced)
Input Sensitivity / Input Impedance
..................................................... 420mV / 20kΩ(Balanced)
.................................................420mV / 20kΩ(Unbalanced)
Output Impedance
..................................................................... 70Ω(Balanced)
................................................................. 70Ω(Unbalanced)
Signal-to-Noise Ratio (IHF-A Network)
..................................................................105dB(Balanced)
............................................................. 108dB(Unbalanced)
Channel Separation (20kHz)
..................................................................100dB(Balanced)
............................................................. 100dB(Unbalanced)
Volume Adjustment Range ............... -∞,-100 - 0dB(0.5dB step)
Trim Level Adjustment Range ........................ ±6dB(0.5dB step)
Attenuator Levels ..........................................-20, -40, -60, -∞dB
Power Supply
Power Requirement
[/F] ...........................................................AC 100V 50/60Hz
[/K] ...........................................................AC 220V 50/60Hz
[/N] ................................................................AC 230V 50Hz
[/U] ................................................................AC 120V 60Hz
Power Consumption
[/F] ................................................................................ 18 W
[/K] ................................................................................ 20W
[/N] ..................................................................... 20W (0.1A)
[/U] ..................................................................... 20W (0.2A)
General
Maximum Dimensions .............. 459(W) x 136(H) x 441 (D) mm
Weight .............................................................................21.8kg
1. TECHNICAL SPECIFICATIONS
DIMENSIONS
BALANCED
CD
LINE 1
DISPLAY
ATT
LINE 2
RECORDER
A
SYNC B
in put se lec to r
power on/off
po wer on /of f
stereo
st ere o co ntr ol am pli fie r sc
-
7s 2
volume
vo lum e
441
19
136
459
18
Unit: mm
2. CAUTION
The layout of this amplifier is well concerned for sound quality.
1. When screws and washers are removed, those parts must
be set to the same places.
2. When wires are removed, the wires must be installed in the
same roots, same places.
3. Do not hold the side panels (001D, 002D) to move the unit
when the unit is disassembled.
2. 注意
当機は音質を考慮したレイアウトになっています。
1. ネジやワッシャ類を取り外した場合、元の位置に取り付け
てください。
2. ワイヤ類を取り外した場合の配線ルートは、元のルート通
りに戻してください。
3. 当機を分解した状態で移動するときは、サイドパネル
(001D, 002D)を持たないでください。

Marantz SC-7S2 Specifications

General

Brand	Marantz
Model	SC-7S2
Category	Amplifier
Language	English